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#!/usr/bin/python
# Copyright (C) 2011 Gluster, Inc. <http://www.gluster.com>
# This file is part of Gluster Storage Platform.
#
import os
import sys
p1 = os.path.abspath(os.path.dirname(sys.argv[0]))
p2 = "%s/common" % os.path.dirname(p1)
if not p1 in sys.path:
sys.path.append(p1)
if not p2 in sys.path:
sys.path.append(p2)
import Globals
import Utils
import DiskUtils
def main():
if Utils.runCommand("wget -t 1 -T 1 -q -O /dev/null %s" % Globals.AWS_WEB_SERVICE_URL) == 0:
sys.stderr.write("format device unsupported")
sys.exit(1)
if len(sys.argv) != 4:
sys.stderr.write("usage: %s FSTYPE MOUNT_POINT DEVICE_NAME\n" % os.path.basename(sys.argv[0]))
sys.exit(-1)
fsType = sys.argv[1]
mountPoint = sys.argv[2]
device = DiskUtils.getDevice(sys.argv[3])
if DiskUtils.isDataDiskPartitionFormatted(device):
Utils.log("device %s already formatted" % device)
sys.stderr.write("device %s already formatted\n" % sys.argv[3])
sys.exit(2)
if os.path.exists(mountPoint):
if not os.path.isdir(mountPoint):
Utils.log("mount point %s exists but not a directory" % mountPoint)
sys.stderr.write("mount point %s exists but not a directory" % mountPoint)
sys.exit(3)
procMounts = Utils.readFile("/proc/mounts")
if procMounts.find(" %s " % mountPoint) != -1:
Utils.log("mount point %s already has a mount" % mountPoint)
sys.stderr.write("mount point %s already has a mount\n" % mountPoint)
sys.exit(4)
if procMounts.find(" %s/" % mountPoint) != -1:
Utils.log("mount point %s has a submount" % mountPoint)
sys.stderr.write("mount point %s has a submount\n" % mountPoint)
sys.exit(5)
else:
status = Utils.runCommand("mkdir -p %s" % mountPoint, output=True, root=True)
if status["Status"] != 0:
Utils.log("failed to create mount point %s" % mountPoint)
sys.stderr.write("failed to create mount point %s\n" % mountPoint)
sys.exit(6)
if fsType not in Utils.getFileSystemType():
Utils.log("invalid file system type %s" % fsType)
sys.stderr.write("invalid file system type %s\n" % fsType)
sys.exit(7)
deviceFormatLockFile = Utils.getDeviceFormatLockFile(device)
deviceFormatStatusFile = Utils.getDeviceFormatStatusFile(device)
deviceFormatOutputFile = Utils.getDeviceFormatOutputFile(device)
if os.path.exists(deviceFormatStatusFile):
Utils.log("format status file %s exists" % deviceFormatStatusFile)
line = Utils.readFile(deviceFormatStatusFile)
if not line:
sys.stderr.write("failed to read format status file %s\n" % deviceFormatStatusFile)
sys.exit(-2)
if line.strip().upper() == "COMPLETED":
sys.stderr.write("Device %s already formatted\n" % sys.argv[3])
sys.exit(8)
else:
sys.stderr.write("Formatting device %s already running\n" % sys.argv[3])
sys.exit(9)
if os.path.exists(deviceFormatLockFile):
Utils.log("lock file %s exists" % deviceFormatLockFile)
sys.stderr.write("Formatting device %s already running\n" % sys.argv[3])
sys.exit(10)
command = ["%s/format_device_background.py" % p1, fsType, mountPoint, sys.argv[3]]
Utils.runCommandBG(command)
sys.exit(0)
if __name__ == "__main__":
main()
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